<template>
  <div>
 
    <el-button type="primary">el-button</el-button>
     <router-link to="/">home</router-link>
      <router-link to="/about">about</router-link>
      <router-view></router-view>
      <div class="a">
        abc
        <p class="b"> cde</p>
      </div>
  </div>
</template>

<script>


</script>

<style lang="less">
.a{
  color: blue;
  .b{
    color: red;
  }
}
</style>

